The uploaded file exceeds the upload_max_filesize directive in php.ini.

This happens because of the upload file limits of your hosting provider. Now the best way to solve this issue will be for you to contact your hosting provider and ask him to increase the file size limit. However, you can also try to solve this problem on your own using one of these tricks:

1. Using functions.php file:

You can try to solve this issue by adding the following code to your child theme's functions.php file: